NM CID MM-2 Practice Questions - New Mexico CID MM-2 Natural Gas Fitting Examination Exam

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An MM-2 contractor is asked to install a hydronic hot-water heating system. What pressure and input limits does NMAC 14.6.6 place on that MM-2 work?

Not exceeding 30 psi or 400,000 Btu/h input Any pressure or input, because MM-2 is unlimited mechanical Not exceeding 15 psi and 100,000 Btu/h only Steam systems only; hot-water heating is MM-3 work

Correct Answer:

Not exceeding 30 psi or 400,000 Btu/h input

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